| Roanoke Rapids to Oerlinghausen | 4,146.71 mi (6,673.49 km) |
| Roanoke Rapids to Oestrich-Winkel | 4,171.60 mi (6,713.55 km) |
| Roanoke Rapids to Offenburg | 4,210.32 mi (6,775.85 km) |
| Roanoke Rapids to Oftersheim | 4,212.67 mi (6,779.63 km) |
| Roanoke Rapids to Ohrdruf | 4,259.44 mi (6,854.91 km) |
| Roanoke Rapids to Ohringen | 4,255.18 mi (6,848.05 km) |
| Roanoke Rapids to Olbernhau | 4,367.29 mi (7,028.48 km) |
| Roanoke Rapids to Olching | 4,359.36 mi (7,015.71 km) |
| Roanoke Rapids to Oldenburg | 4,099.10 mi (6,596.86 km) |
| Roanoke Rapids to Oldenburg in Holstein | 4,170.95 mi (6,712.49 km) |
| Roanoke Rapids to Olfen | 4,102.20 mi (6,601.85 km) |
| Roanoke Rapids to Olpe | 4,138.11 mi (6,659.65 km) |
| Roanoke Rapids to Olsberg | 4,155.51 mi (6,687.64 km) |
| Roanoke Rapids to Oranienburg | 4,302.16 mi (6,923.66 km) |
| Roanoke Rapids to Ortenberg | 4,205.04 mi (6,767.36 km) |
